Underfolio

Every trading day › 1991

The stock market on April 4, 1991

April 4, 1991, a Thursday. The S&P 500 rose 0.22% to close at 379.77. Of 5,687 US stocks that traded, 2,015 rose and 1,625 fell.

The S&P 500+0.22%closed at 379.77
How big a move#18,529of 24,799 trading days since 1928
$100 in the index since$2,029price only, to September 24, 2026
Stocks that rose2,015of 5,687; 1,625 fell
Biggest companyExxon Mobilby market value that day

Biggest rises among the 500 largest companies

Seagate Technology (SEG)+10.1%
Citicorp+8.6%
Price Co (PCLB)+7.2%

Biggest falls among the 500 largest companies

Rohm & Haas (ROH)-8.6%
Allegheny Technologies (ATI)-5.7%
Cons Papers (CDP)-5.4%

Stock moves count dividends; the index is price only. Market values after 2024 are estimates.

‹ April 3, 1991 · Every April 4 · April 5, 1991 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.